29

Cu

Copper
63.546 (3)
 Historical Information

The discovery of copper dates from prehistoric times. There are reports of copper beads dating back to 9000BC found in Iraq. Methods for refining copper from its ores were discovered around 5000BC and a 1000 or so years later it was being used in pottery in North Africa.
Basic Information Shells
  • Name: Copper
  • Symbol: Cu
  • Atomic number: 29
  • Atomic weight:63.546 (3)
  • Standard state: solid at 298 K
  • Group in periodic table: 11
  • Group name:Coinage metal
  • Period in periodic table: 4
  • Block in periodic table: d-block
  • Classification: Metallic
 copper
Uses Trivia
  • wire
  • coinage metal
  • the electrical industry is one of the largest users of copper

Copper is one of the most important metals. Copper is reddish with a bright metallic lustre. It is malleable, ductile, and a good conductor of heat and electricity (second only to silver in electrical conductivity).